这些配置文件与不同的用户角色相联系。

These profiles are associated with the roles of the different users.

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然而，有些工具，比如sudo，允许普通用户充当root用户或超级用户的角色，并通过配置文件提供访问控制。

However, there are some tools like sudo, which allows regular users to behave like a root or super user and provides access control through a configuration file.

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